They said the IED blast took place in the Chintalnar forest area of the district around 9 pm on Saturday and the injured personnel were evacuated by a Mi-17 V5 helicopter of the Indian Air Force around midnight.
He was a decorated officer as he won combat competitions and participated in all-India police commando duty meets.
Cops said during interrogation, they admitted to their involvement in the attack.
The jawans inadvertently stepped over a pressure IED, triggering the blast that left SI B S Bist and head constable Sudhakar injured.
Avenging the Sukma attack, security forces claim to have gunned down 12-15 Maoists in Chhattisgarh's Basaguda-Chintalnar area on Sunday.
A first-of-its kind 'battle field hospital' is being set up deep inside the Naxal hotbed of Dantewada in Chhattisgarh which will provide immediate first aid to injured Central Reserve Police Force and other security forces officials undertaking anti-Maoist operations.
Freed by Naxals after 12 days in captivity, Collector Alex Paul Menon on Friday reached his home in Sukma.
Ahead of Congress President Sonia Gandhi and BJP's Prime Ministerial candidate Narendra Modi's rallies in Chhattisgarh on Wednesday, security forces averted a possible landmine explosion, as they diffused two Improvised Explosive Devices weighing 50 kg in the Dantewada area of the state.
Three youths from Pune, who were allegedly abducted by Naxals while they were on a bicycle rally to spread the message of peace, have been released by the rebels in Chhattisgarh's Sukma district, police said.
'Defence, development and democracy is the formula to defeat Naxalism.'
Rediff.com's Prasanna D Zore and Uttam Ghosh/Rediff.com travelled 650 km in Chhattisgarh's Sukma and Bijapur districts to report on the situation that exists 11 days after the Burkapal ambush, where 25 CRPF troops were killed by the Maoists.
From walking up to 10 kms to crossing rivers and spending nights in Naxal-hit areas, the poll officers will have to go past numerous hurdles and face life-threatening challenges to do their duty, but none of them is complaining.
Despite being in the crosshairs of the police, politicians and vigilantes, Malini Subramaniam continues to report from a hotbed of Maoist insurgency.
Roads are of great importance to win the war against the rebels in Sukma
Besides weakening the Maoists' lethal capacities and reducing violence, it is essential to ensure that governance is improved, so that those prone to sympathising with, or supporting, the Maoists would, in the long run, realise the needlessness and futility of doing so, says P V Ramana and Raj Bala Rana.
'India is my country and we will raise our voice against anybody who harms the interests of Adivasis, be it the state government or the Maoists.'